🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.48 AU - 0.54 AU

Year: 135 Days

Day: 25 Hours

Environment

Temp: 180 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.41 AU - 0.65 AU

Year: 143 Days

Day: 16 Hours

Environment

Temp: 195 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.98 AU - 1.04 AU

Year: 376 Days

Day: 30.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.48 AU - 2.38 AU

Year: 994 Days

Day: 16.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.86 AU - 2.54 AU

Year: 1210 Days

Day: 40.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,492,309 km

• M1: 70,161 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.32 AU - 4.64 AU

Year: 2945 Days

Day: 14.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.4

Radius: 10.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.15 AU - 7.57 AU

Year: 7405 Days

Day: 10.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,492,309 km

• M1: 133,142 km (0.099 R)
• M2: 471,981 km (0.084 R)
• M3: 985,850 km (0.083 R)
• M4: 2,775,639 km (0.1 R)
• M5: 4,014,908 km (0.117 R)
• M6: 5,008,686 km (0.089 R)
• M7: 6,159,244 km (0.049 R)
• M8: 8,239,402 km (0.108 R)
• M9: 9,517,117 km (0.064 R)
• M10: 12,414,529 km (0.104 R)
• M11: 13,732,785 km (0.106 R)
• M12: 15,142,296 km (0.113 R)
• M13: 16,133,981 km (0.1 R)
• M14: 17,822,043 km (0.105 R)
• M15: 18,307,787 km (0.116 R)
• M16: 18,677,893 km (0.069 R)
• M17: 24,472,117 km (0.034 R)
• M18: 25,300,141 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.9

Radius: 10.1

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.63 AU - 9.19 AU

Year: 7481 Days

Day: 7.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,492,309 km

• M1: 154,086 km (0.071 R)
• M2: 523,144 km (0.112 R)
• M3: 1,081,443 km (0.12 R)
• M4: 2,639,056 km (0.081 R)
• M5: 2,980,438 km (0.111 R)
• M6: 4,569,467 km (0.111 R)
• M7: 5,004,797 km (0.054 R)
• M8: 7,651,632 km (0.059 R)
• M9: 8,522,441 km (0.116 R)
• M10: 9,504,102 km (0.09 R)
• M11: 13,952,993 km (0.097 R)
• M12: 17,449,096 km (0.084 R)
• M13: 22,301,153 km (0.077 R)
• M14: 24,331,346 km (0.067 R)
• M15: 27,983,927 km (0.094 R)
• M16: 31,363,194 km (0.042 R)
• M17: 41,603,018 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.9

Radius: 4.9

Gravity: 18.49 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 14.55 AU - 21.65 AU

Year: 28558 Days

Day: 20.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,492,309 km

• M1: 60,886 km (0.096 R)
• M2: 257,159 km (0.095 R)
• M3: 738,415 km (0.096 R)
• M4: 901,776 km (0.1 R)
• M5: 1,815,071 km (0.104 R)
• M6: 2,872,429 km (0.104 R)
• M7: 6,330,982 km (0.114 R)
• M8: 11,996,253 km (0.061 R)
• M9: 17,283,192 km (0.07 R)
• M10: 23,613,575 km (0.087 R)
• M11: 32,650,782 km (0.028 R)
• M12: 34,559,352 km (0.117 R)
• M13: 38,150,150 km (0.103 R)
• M14: 47,079,497 km (0.091 R)
• M15: 56,145,278 km (0.103 R)
• M16: 63,765,195 km (0.078 R)
• M17: 67,169,594 km (0.113 R)
• M18: 72,728,351 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 12,049 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit